string-list: add string_list_remove function

diff --git a/string-list.c b/string-list.c
index 45016ad86dd5eb55534524cb50e30542e87fab70..8f7b69ada10ef3259f4699e1ee7554a493ab8fd3 100644 (file)
--- a/string-list.c
+++ b/string-list.c
@@ -67,6 +67,24 @@ struct string_list_item *string_list_insert(struct string_list *list, const char
        return list->items + index;
 }
 
+void string_list_remove(struct string_list *list, const char *string,
+                       int free_util)
+{
+       int exact_match;
+       int i = get_entry_index(list, string, &exact_match);
+
+       if (exact_match) {
+               if (list->strdup_strings)
+                       free(list->items[i].string);
+               if (free_util)
+                       free(list->items[i].util);
+
+               list->nr--;
+               memmove(list->items + i, list->items + i + 1,
+                       (list->nr - i) * sizeof(struct string_list_item));
+       }
+}
+
 int string_list_has_string(const struct string_list *list, const char *string)
 {
        int exact_match;